EP1838453A4 - Degassing centrifugal apparatus with sensor - Google Patents

Degassing centrifugal apparatus with sensor

Info

Publication number
EP1838453A4
EP1838453A4 EP05808520A EP05808520A EP1838453A4 EP 1838453 A4 EP1838453 A4 EP 1838453A4 EP 05808520 A EP05808520 A EP 05808520A EP 05808520 A EP05808520 A EP 05808520A EP 1838453 A4 EP1838453 A4 EP 1838453A4
Authority
EP
European Patent Office
Prior art keywords
sensor
centrifugal apparatus
degassing centrifugal
degassing
centrifugal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05808520A
Other languages
German (de)
French (fr)
Other versions
EP1838453A1 (en
EP1838453B1 (en
Inventor
Paul Olof Meinander
Tom Cichoracki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aikawa Fiber Technologies Oy
Original Assignee
POM Technology Oy AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by POM Technology Oy AB filed Critical POM Technology Oy AB
Priority to PL05808520T priority Critical patent/PL1838453T3/en
Publication of EP1838453A1 publication Critical patent/EP1838453A1/en
Publication of EP1838453A4 publication Critical patent/EP1838453A4/en
Application granted granted Critical
Publication of EP1838453B1 publication Critical patent/EP1838453B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0021—Degasification of liquids by bringing the liquid in a thin layer
    • B01D19/0026—Degasification of liquids by bringing the liquid in a thin layer in rotating vessels or in vessels containing movable parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/12—Combinations of two or more pumps
    • F04D13/14—Combinations of two or more pumps the pumps being all of centrifugal type
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/26—De-aeration of paper stock
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/14—Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D31/00—Pumping liquids and elastic fluids at the same time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
    • G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • G01F23/292—Light, e.g. infrared or ultraviolet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
EP05808520.0A 2004-11-17 2005-11-11 Degassing centrifugal apparatus with sensor Active EP1838453B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL05808520T PL1838453T3 (en) 2004-11-17 2005-11-11 Degassing centrifugal apparatus with sensor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20041480A FI20041480A0 (en) 2004-11-17 2004-11-17 Exhaust gas centrifugal device with sensor
PCT/FI2005/050406 WO2006053944A1 (en) 2004-11-17 2005-11-11 Degassing centrifugal apparatus with sensor

Publications (3)

Publication Number Publication Date
EP1838453A1 EP1838453A1 (en) 2007-10-03
EP1838453A4 true EP1838453A4 (en) 2009-02-25
EP1838453B1 EP1838453B1 (en) 2016-01-06

Family

ID=33515239

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05808520.0A Active EP1838453B1 (en) 2004-11-17 2005-11-11 Degassing centrifugal apparatus with sensor

Country Status (8)

Country Link
US (1) US8202356B2 (en)
EP (1) EP1838453B1 (en)
JP (1) JP4755195B2 (en)
CN (1) CN101115567B (en)
ES (1) ES2564460T3 (en)
FI (1) FI20041480A0 (en)
PL (1) PL1838453T3 (en)
WO (1) WO2006053944A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7947112B1 (en) 2007-07-16 2011-05-24 Rheodyne, Llc Method for degassing a fluid
EP2072829B2 (en) 2007-12-21 2017-12-20 Grundfos Management A/S Immersion pump
CN104929985A (en) * 2015-04-29 2015-09-23 浙江大学 Preposed degassing centrifugal pump
CN105201870B (en) * 2015-09-15 2017-10-17 浙江大学 A kind of centrifugal pump of preposition rotational flow type gas-liquid separater
EP3507416B1 (en) 2016-09-01 2020-04-29 Essity Hygiene and Health Aktiebolag Process and apparatus for wetlaying nonwovens
EP3620234A1 (en) * 2018-09-05 2020-03-11 Yara International ASA Method for monitoring flow in centrifugal separator
CN111396022B (en) * 2020-04-03 2022-10-04 长江大学 Oil-water in-situ separation device and method based on power rotating spiral flow technology
US11819861B2 (en) 2022-03-22 2023-11-21 Brian W. Hedrick Uniflow cyclone separator with stable vortex and tangential heavy phase extraction

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058353A1 (en) * 1981-02-18 1982-08-25 Agfa-Gevaert AG Method and apparatus for the degasification of liquids
WO1995017235A1 (en) * 1993-12-23 1995-06-29 Pom Technology Oy Ab Apparatus and process for pumping and separating a mixture of gas and liquid
WO1996019276A1 (en) * 1994-12-21 1996-06-27 Pom Technology Oy Ab Apparatus and process for separating a mixture of gas and liquid

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410337A (en) 1980-04-07 1983-10-18 A. Ahlstrom Osakeyhtio Method and an apparatus for separating a gas from a fibre suspension
SU1267371A1 (en) 1984-01-19 1986-10-30 Институт Физической Химии Им.Л.В.Писаржевского Device for controlling thickness of liquid layer
US4765187A (en) 1986-07-30 1988-08-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Liquid thickness gauge
SU1619029A1 (en) 1988-03-11 1991-01-07 Киевский Политехнический Институт Им.50-Летия Великой Октябрьской Социалистической Революции Method of measuring thickness of liquid film
US4846780A (en) * 1988-08-10 1989-07-11 Exxon Production Research Company Centrifuge processor and liquid level control system
SE467466B (en) * 1989-03-29 1992-07-20 Kamyr Ab DEVICE FOR FLUIDIZATION, GAS SEPARATION AND PUMPING OF A SUSPENSION OF FIBER-containing CELLULO MATERIAL, AND ITS APPLICATION
US5003823A (en) * 1989-08-21 1991-04-02 Sundstrand Corporation Noncontact rotating liquid film thickness sensor
NO301562B1 (en) * 1994-12-21 1997-11-10 Exxon Production Research Co Device for measuring
GB9621943D0 (en) 1996-10-22 1996-12-18 Drum Engineering The Company L Gas treatment apparatus
JP2000088627A (en) * 1998-09-08 2000-03-31 Toyo Eng Corp Method and apparatus for measuring quantity of liq. contg. gas in micro-gravitational environment
FI111873B (en) * 1999-06-03 2003-09-30 Pom Technology Oy Ab Gas separating centrifugal apparatus, process for pumping and separating gas, and process for making paper or board
JP2004077338A (en) 2002-08-20 2004-03-11 Mitsubishi Heavy Ind Ltd Sensor, liquid film measurement device, and equipment with flowing liquid

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0058353A1 (en) * 1981-02-18 1982-08-25 Agfa-Gevaert AG Method and apparatus for the degasification of liquids
WO1995017235A1 (en) * 1993-12-23 1995-06-29 Pom Technology Oy Ab Apparatus and process for pumping and separating a mixture of gas and liquid
WO1996019276A1 (en) * 1994-12-21 1996-06-27 Pom Technology Oy Ab Apparatus and process for separating a mixture of gas and liquid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006053944A1 *

Also Published As

Publication number Publication date
FI20041480A0 (en) 2004-11-17
PL1838453T3 (en) 2016-08-31
EP1838453A1 (en) 2007-10-03
JP4755195B2 (en) 2011-08-24
CN101115567A (en) 2008-01-30
US20090201975A1 (en) 2009-08-13
CN101115567B (en) 2013-03-20
WO2006053944A1 (en) 2006-05-26
EP1838453B1 (en) 2016-01-06
US8202356B2 (en) 2012-06-19
JP2008520421A (en) 2008-06-19
ES2564460T3 (en) 2016-03-22

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